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Posted to issues@drill.apache.org by "Abhishek Girish (JIRA)" <ji...@apache.org> on 2014/12/15 22:15:13 UTC
[jira] [Created] (DRILL-1870) SQL String manipulation functions
cannot be applied along side convert_from
Abhishek Girish created DRILL-1870:
--------------------------------------
Summary: SQL String manipulation functions cannot be applied along side convert_from
Key: DRILL-1870
URL: https://issues.apache.org/jira/browse/DRILL-1870
Project: Apache Drill
Issue Type: Bug
Reporter: Abhishek Girish
Assignee: Jacques Nadeau
1. Concat:
> select concat(onecf['name'], ' hello ') name from voter where row_key=1;
+------------+
| name |
+------------+
| nick miller hello |
+------------+
> select concat(convert_from(onecf['name'], 'utf8'), '') name from voter where row_key=1;
Query failed: Query failed: Failure while trying to start remote fragment, Encountered an illegal char on line 1, column 28: '' [ e40f445c-d3bc-4d8f-9ed2-d425ef332c3d on abhi6.qa.lab:31010 ]
Error: exception while executing query: Failure while executing query. (state=,code=0)
2. Char Length:
> select char_length(convert_from(onecf['name'], 'UTF8')) name from voter where row_key=1;
Query failed: Query failed: Failure while trying to start remote fragment, Encountered an illegal char on line 1, column 33: '' [ 9aecabb7-189e-4f1d-9c34-9dda76593740 on abhi8.qa.lab:31010 ]
Error: exception while executing query: Failure while executing query. (state=,code=0)
> select char_length(onecf['name']) name from voter where row_key=1;
+------------+
| name |
+------------+
| 11 |
+------------+
1 row selected (0.186 seconds)
3. SubString:
> select substr(onecf['name'], 5, 8) name from voter where row_key=1;
+------------+
| name |
+------------+
| miller |
+------------+
1 row selected (0.181 seconds)
> select substr(convert_from(onecf['name'], 'utf8'), 5, 8) name from voter where row_key=1;
Query failed: Query failed: Failure while trying to start remote fragment, Encountered an illegal char on line 1, column 28: '' [ 402c55e2-99e4-4b7b-b6c0-d9e5f5f66321 on abhi6.qa.lab:31010 ]
Error: exception while executing query: Failure while executing query. (state=,code=0)
4. InitCap:
> select initcap(onecf['name']) name from voter where row_key=1;
+------------+
| name |
+------------+
| Nick Miller |
+------------+
1 row selected (0.151 seconds)
> select initcap(convert_from(onecf['name'], 'utf8')) name from voter where row_key=1;
Query failed: Query failed: Failure while trying to start remote fragment, Encountered an illegal char on line 1, column 29: '' [ b7eef4e3-72c0-48ab-b91a-54db6e6623d7 on abhi8.qa.lab:31010 ]
Error: exception while executing query: Failure while executing query. (state=,code=0)
Similarly other functions do not work.
Log message:
2014-12-15 13:10:50,891 [BitServer-3] ERROR o.a.d.exec.rpc.control.ControlServer - Error 5668a697-8c64-4e8b-895d-e4faa642749d: Failure while trying to start remote fragment
org.apache.drill.exec.rpc.UserRpcException: com.fasterxml.jackson.databind.JsonMappingException: Encountered an illegal char on line 1, column 29: '' (through reference chain: java.util.ArrayList[0])
at org.apache.drill.exec.work.batch.ControlHandlerImpl.startNewRemoteFragment(ControlHandlerImpl.java:139) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
...
...
Caused by: com.fasterxml.jackson.databind.JsonMappingException: Encountered an illegal char on line 1, column 29: '' (through reference chain: java.util.ArrayList[0])
at com.fasterxml.jackson.databind.JsonMappingException.wrapWithPath(JsonMappingException.java:210) ~[jackson-databind-2.4.3.jar:2.4.3]
...
...
Caused by: java.lang.RuntimeException: Encountered an illegal char on line 1, column 29: ''
at org.apache.drill.common.expression.parser.ExprLexer.mFallThrough(ExprLexer.java:3144) ~[drill-common-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
at org.apache.drill.common.expression.parser.ExprLexer.mTokens(ExprLexer.java:3693) ~[drill-common-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
at org.antlr.runtime.Lexer.nextToken(Lexer.java:89) ~[antlr-runtime-3.4.jar:na]
...
...
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